Explanation

ایک ٹرانجسٹر کمپیوٹر، جسے اب اکثر دوسری نسل کا کمپیوٹر کہا جاتا ہے۔

ایک ایسا کمپیوٹر ہے جو ویکیوم ٹیوب کے بجائے مجرد ٹرانزسٹر استعمال کرتا ہے۔

ND2-03-2023

Explanation

The hard disk is a secondary storage device, which is designed to store data permanently.

Note: ROM and RAM are two main types of Primary Storage Device 

Explanation

Examples of Input Devices

1.       Keyboard.

2.       Mouse.

3.       Touchpad.

4.       Scanner.

5.       Digital Camera.

6.       Microphone.

7.       Joystick.

8.       Graphic Tablet

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RY17-012-23

Explanation

The menu bar is the part of a browser or application window, typically at the top left side, that houses drop-down menus that allow the user to interact with the content or application in various ways.

Explanation

The control unit of the central processing unit regulates and integrates the operations of the computer.

Explanation

Arithmetic operations are performed by the ALU

ALU stands for Arithmetic & Logical Unit. 

This is the core component responsible for executing arithmetic (ADD, SUB, etc.) and logical (AND, OR, NOT) operations.

The ALU is housed within the CPU, which acts as the "brain" of the computer.

Explanation

Computer hardware is the physical parts or components of a computer, such as:

• the central processing unit
• monitor
• keyboard
• computer data storage
• graphic card
• sound card
• and motherboard.

ND11-2-2023

Explanation

Pseudo code is similar to Simple English.

Pseudo code uses short terms or simple English language syntaxes to write code for programs.

Explanation

• An output device is any device used to send data from a computer to another device or user.
• Printers, monitors, projectors, etc. are examples of output devices.
• Keyboard, scanner & Mouse are input devices. 

Last updated by NS on 06-09-2026​

Explanation

Scanner converts hardcopy into softcopy while Printer converts softcopy into hardcopy. 

AGM 08-2-2023